Question

when we use mustn't and needn't.​

Answer 1

Answer:

Mustn’t

Mustn’t is used to say something is not allowed or something is prohibited. When you want to say it is necessary that you do not do something, then use mustn’t.

Example: You mustn’t play football. (prohibited from playing)

Needn’t

Needn’t is very different from mustn’t. It is used to say that you do not have to do something, it is not necessary to do something.

Example: You needn’t play football. (you don’t have to play)

Answer 2

Answer:

️ Here....

Explanation:

The use of must, must not (mustn't) and need not (needn't) The modals must, must not and need not have the same form regardless the subject. There is no ending with he/she/it. ► If you want to say the sth. is unnecessary, use need not, not must not.

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